Riff
E|---------------------------| |---------------------------|
B|---------------------------| |---------------------------|
G|---------------------------| |---------------------------|
D|--7--7--7--7--10-10-10-10--| x3   |--12-12-12-12-12-12-12-12--|
A|--7--7--7--7--10-10-10-10--| then|--12-12-12-12-12-12-12-12--|
E|--5--5--5--5--8--8--8--8---| |--10-10-10-10-10-10-10-10--|

Repeat this riff 3 times and end with
D|--7--|
A|--7--|
E|--5--|